Home / 1,134,610.80-1,701,916.20-931,657.20

Finding the Fourth Proportional to 1,134,610.80, 1,701,916.20 and 931,657.20

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Solution

The fourth proportional to 1,134,610.80, 1,701,916.20 and 931,657.20 is: 1,397,485.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,610.80 : 1,701,916.20 = 931,657.20 : x
  2. Step 2: Convert to fraction form
    1,134,610.80/1,701,916.20 = 931,657.20/x
  3. Step 3: Cross multiply
    1,134,610.80x = 1,701,916.20 × 931,657.20
  4. Step 4: Simplify right side
    1,134,610.80x = 1,585,602,481,526.64
  5. Step 5: Solve for x
    x = 1,585,602,481,526.64/1,134,610.80
  6. Step 6: Final answer
    x = 1,397,485.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.